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Exoplanet

Kepler-454 d

752.99 light-years

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Discovery
Radial Velocity · 2023
Radius
13.3 Earth radii
Mass
734.1836 (+85.8137 / −50.8525) Earth masses
Orbital period
4,073 (+399 / −186) days
Semi-major axis
5.1 (+0.34 / −0.19) AU
Equilibrium temperature
125.37 (+3.5 / −3.5) K
Mass provenance
Msini

Measurements may come from different studies and need not form one self-consistent model. “Msini” is a minimum mass; a mass inferred from radius is an estimate. Equilibrium temperature is a model estimate, not a measured surface temperature or evidence of habitability.

NASA archive record and references ↗

Snapshot retrieved: 2026-10-11T04:15:07.688253+00:00